A standard Proctor test was conducted on a silty clay soil collected from a proposed construction site. The results are shown in the following table. (Gs = 2.7) Mass of moist soil Moisture Trial no. in the mold (g) content (%) 1 1689 12.7 1752 15.0 3 1800 17.8 4 1845 20.6 5 1844 23.8 Using the compaction test data determine the optimum moisture content and the maximum dry unit weight. Plot the zero-air-void curve and check whether it intersects the compaction curve. Plot the void ratio and the degree of saturation against the moisture content. What are the void ratio and degree of saturation at the optimum moisture content? If the specification calls for 95% DOC, What the is least acceptable field dry density? القطة شاشة
A standard Proctor test was conducted on a silty clay soil collected from a proposed construction site. The results are shown in the following table. (Gs = 2.7) Mass of moist soil Moisture Trial no. in the mold (g) content (%) 1 1689 12.7 1752 15.0 3 1800 17.8 4 1845 20.6 5 1844 23.8 Using the compaction test data determine the optimum moisture content and the maximum dry unit weight. Plot the zero-air-void curve and check whether it intersects the compaction curve. Plot the void ratio and the degree of saturation against the moisture content. What are the void ratio and degree of saturation at the optimum moisture content? If the specification calls for 95% DOC, What the is least acceptable field dry density? القطة شاشة
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Problem 1:
A standard Proctor test was conducted on a silty clay soil collected from a proposed construction site. The
results are shown in the following table. (Gs = 2.7)
Mass of moist soil
Moisture
Trial no.
in the mold (g)
content (%)
1
1689
12.7
2
1752
15.0
3
1800
17.8
4
1845
20.6
5
1844
23.8
Using the compaction test data determine the optimum moisture content and the maximum dry unit
weight.
Plot the zero-air-void curve and check whether it intersects the compaction curve.
Plot the void ratio and the degree of saturation against the moisture content.
What are the void ratio and degree of saturation at the optimum moisture content?
If the specification calls for 95% DOC, What the is least acceptable field dry density?
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